13051 version 3
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Construct timber framed roofs of alternative design on site
Level
4
Credits
8
Purpose
People credited with this unit standard are able to: determine materials
required for alternative roof designs; construct timber framed roofs of
alternative design on site; and complete work operations on site.
Subfield
Construction Trades
Domain
Carpentry
Status
Registered
Status date
25 January 2008
Date version published
25 January 2008
Planned review date
31 December 2012
Entry information
Open.
Replacement information
This unit standard and unit standard 13014 replaced unit
standard 615.
Accreditation
Evaluation of documentation and visit by NZQA and
industry.
Standard setting body (SSB)
Building and Construction Industry Training Organisation
Accreditation and Moderation Action Plan (AMAP) reference
0048
This AMAP can be accessed at http://www.nzqa.govt.nz/framework/search/index.do.
Special notes
1
Definitions
Plant is used as in the Health and Safety in Employment Act 1992 to mean
appliances, equipment, fittings, furniture, implements, machines, machinery, tools,
vehicles, plus parts, controls, and anything connected.
Site documents refer to any official documentation for the site, and may include
consents, working drawings, plans and specifications, reports, producer statements,
any relevant industry standards, or any other documentation critical to the
construction process.
Work site practice refers to the documented procedures specific to a work site which
set out the standard and required practices of that work site.
 New Zealand Qualifications Authority 2016
13051 version 3
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2
For all on site unit standards the practical assessment evidence must be provided in
the context of commercial business construction operations, in the workplace, under
normal workplace conditions.
3
Credit for this unit standard indicates compliance with industry practice. Industry
practice refers to the ability to work unsupervised, demonstrating knowledge and
skills that reflect the productivity, uniformity, finish quality and material economies
currently accepted within industry.
4
Legislation relevant to this unit standard includes: Health and Safety in Employment
Act 1992 and Health and Safety in Employment Regulations 1995;
Building Act 2004;
Resource Management Act 1991;
New Zealand Building Code.
Elements and performance criteria
Element 1
Determine materials required for alternative roof designs.
Range
four of – flat roofs, mono pitch roofs, skillion roofs, mansard roofs, curved roofs,
dormers, unequal pitch roofs, splayed ends.
Performance criteria
1.1
Materials for roof framing members are identified from the site documents, and
a cutting list is prepared in accordance with work site practice.
1.2
Materials for roof braces are identified from the site documents, and a cutting
list is prepared in accordance with work site practice.
1.3
Supply of delivered materials is checked and confirmed on site.
Range
quality, quantity.
Element 2
Construct timber framed roofs of alternative design on site.
Range
four of – flat roofs, single plane roofs, skillion roofs, mansard roofs, curved
roofs, dormers, unequal pitch roofs, splayed ends.
Performance criteria
2.1
Roof member positions are set out in accordance with site documents.
 New Zealand Qualifications Authority 2016
13051 version 3
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2.2
Roof framing members are set out and cut to length and bevels in accordance
with site documents.
Range
six of – common rafters and jack rafters, ridge beam, outriggers,
flying rafters, hip and valley rafters, valley boards, ridge, ceiling
joists, purlins.
2.3
Roof framing members are erected and fixed safely in accordance with site
documents.
2.4
Support and bracing systems are set out, cut and fixed in accordance with site
documents.
2.5
Penetration framing is constructed in accordance with site documents.
Element 3
Complete work operations on site.
Performance criteria
3.1
All operations are safely completed; workplace, tools, plant and equipment are
cleaned; and tools, plant and equipment are stored in accordance with work site
practice.
Please note
Providers must be accredited by NZQA, or an inter-institutional body with delegated
authority for quality assurance, before they can report credits from assessment against
unit standards or deliver courses of study leading to that assessment.
Industry Training Organisations must be accredited by NZQA before they can register
credits from assessment against unit standards.
Accredited providers and Industry Training Organisations assessing against unit standards
must engage with the moderation system that applies to those standards.
Accreditation requirements and an outline of the moderation system that applies to this
standard are outlined in the Accreditation and Moderation Action Plan (AMAP). The
AMAP also includes useful information about special requirements for organisations
wishing to develop education and training programmes, such as minimum qualifications for
tutors and assessors, and special resource requirements.
Comments on this unit standard
Please contact the Building and Construction Industry Training Organisation
national.office@bcito.org.nz if you wish to suggest changes to the content of this unit
standard.
 New Zealand Qualifications Authority 2016